Crossing the River 1st

2nd

8

2

3rd

7

2

6

Explaining 2

32

28

24

There are 2 children and 8 adults, there is one boat that can only fit 2 children at a time or 1 adult, how many boat rides will it take to get everyone to the other side.

There are 2 children and 7 adults, there is one boat that can only fit 2 children at a time or 1adult, how many boat rides will it take to get everyone to the other side.

There are 2 children and 6 adults, there is one boat that can only fit 2 children at a time or one adult, how many boat rides will it take to get everyone to the other side.

How many people, kid on right, adult on left. How many boat rides

If the amount of parents decreased by 2, the amount of trips will be cut by 8. If the amount of parents increased by 2, the amount of trips will be added by 8. If the amount of parents decreased by 1, the amount of trips will be cut by 4. If the amount of parents increased by 1, the amount of trips will be added by 4. 1st 25

2nd 2

20

3rd 2

5

4th 2

Explaining

30

2

How many people, kid on right, adult on left.

105

85

20

125

How many boat rides

What if there are 25 adults and 2 children. There is one boat that can only fit 2 children at a time or one adult, how many boat rides will it take to get everyone to the other side.

What if there are 2 children and 20 adults, there is one boat that can only fit 2 children at a time or one adult, how many boat rides will it take to get everyone to the other side.

There are 2 children and 5 adults, there is one boat that can only fit 2 children at a time or one adult, how many boat rides will it take to get everyone to the other side.

There are 2 children and 30 adults, there is one boat that can only fit 2 children at a time or one adult, how many boat rides will it take to get everyone to the other side.

Question

1st 4

2 17

There are 2 children and 7 adults, there is one boat that can only fit 2 children at a time or one adult, how many boat rides will it take to get everyone to the other side.

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